This circuit breaker is handcart type, reasonable structure, convenient maintenance, safe usage. With CD10II type electromagnetism operation mechanism of CT19II type spring operation mechanism.是什么意思_This circuit breaker is handcart type, reasonable structure, convenient maintenance, safe usage. With CD10II type electromagnetism operation mechanism of CT19II type spring operation mechanism.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句